## [1] "CA-QC" "CA-ON"
## `summarise()` has grouped output by 'yearmon'. You can override using the
## `.groups` argument.
## Warning: Using `size` aesthetic for lines was deprecated in ggplot2 3.4.0.
## ℹ Please use `linewidth` instead.
## [1] "CA-QC" "CA-ON"
## [1] "CA-QC" "CA-ON"